CN217672981U

CN217672981U - Fixing device with simple structure for speed change controller

Info

Publication number: CN217672981U
Application number: CN202222246649.4U
Authority: CN
Inventors: 宋泽宇; 彭国鹏; 钱后平
Original assignee: Lanxi Wheel Top Cycle Industries Ltd
Current assignee: Lanxi Wheel Top Cycle Industries Ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2022-10-28
Anticipated expiration: 2032-08-25

Abstract

The utility model discloses a fixing device for a speed change controller with simple structure, which comprises a clamp ring main body (1) connected with an upper fixing plate (12) and a lower fixing plate (6) of the speed change controller, wherein a lower locking piece connected with the lower fixing plate (6) is arranged at the opening of the clamp ring main body (1), and an upper locking piece positioned on the side surface of the clamp ring main body (1) is arranged above the lower locking piece; the upper fastening piece is connected with the upper fixing plate (12). The utility model is not only simple in the whole structure, still have simple to operate, structural stability is high, convenient to use and low in manufacturing cost's advantage.

Description

Fixing device with simple structure for speed change controller

Technical Field

The utility model relates to a fixing device for variable speed controller, especially simple structure's fixing device for variable speed controller.

Background

At present, a finger-shifting type speed change controller for a bicycle is generally arranged on a handle of the bicycle through a clamping ring, an upper fixing plate and a lower fixing plate; however, when the speed change controller is mounted on the bicycle, at least two bolts are needed when the clamping ring is connected with the upper fixing plate and the lower fixing plate of the speed change controller; and still need adopt other bolt to fix when installing the clamp ring on bicycle handlebar hand, this just makes to set up the screw that is used for passing the bolt more than three on the clamp ring to and need have the position to be used for connecting the backup pad etc. and lead to clamp ring overall structure very complicated. Therefore, the fixing device for mounting the conventional bicycle transmission to the bicycle has a problem of complicated structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple structure's fixing device for variable speed controller. The utility model has the advantages of simple structure.

The technical scheme of the utility model: the fixing device for the speed change controller with a simple structure comprises a clamp ring main body connected with an upper fixing plate and a lower fixing plate of the speed change controller, wherein a lower locking piece connected with the lower fixing plate is arranged at an opening of the clamp ring main body, and an upper locking piece positioned on the side surface of the clamp ring main body is arranged above the lower locking piece; the upper fastening piece is connected with the upper fixing plate; through installing bottom plate at the opening part of clamp ring main part with lower retaining member for bottom plate can enough regard as bottom plate's fixed connector, also can regard as the retaining member when clamp ring main part is installed on the handlebar, and the retaining member connection upper mounting plate that deuterogamies, makes when installing the variable speed controller on the bicycle through the clamp ring, only need two locking position can, for the connected mode of three bolt in the past, the structure is simpler.

In the fixing device for the shift controller with a simple structure, the upper clamping piece comprises an extension piece arranged on the side surface of the clamp ring main body, and a first fixing through hole is formed in the extension piece; a first locking piece is arranged in the first fixing through hole; the arrangement of the extension piece facilitates the installation of the upper fixing plate.

In the fixing device for the speed change controller with the simple structure, the first fixing through hole is a threaded hole, and the first locking piece is a bolt.

In the fixing device for the speed change controller with the simple structure, the top surface of the extension piece is provided with a groove for positioning the mounting position of the upper fixing plate, and the first fixing through hole is formed in the groove; the arrangement of the groove enables the top surfaces of the upper fixing plate and the extension piece to be located on the same plane, so that the moving space in which the upper fixing plate can be installed is increased, the upper fixing plate can be better suitable for installation of different variable speed controllers, and the installation is more attractive.

In the fixing device for the shift controller with a simple structure, the lower locking piece comprises a second locking piece arranged at the opening of the clamp ring main body; the opening part of the clamp ring main body is provided with two second fixing through holes used for passing through the second locking piece.

In the fixing device for the speed change controller with the simple structure, two expansion pieces which are symmetrically distributed are arranged at the opening of the clamp ring main body; the two second fixing through holes are respectively arranged on the expansion pieces on the corresponding sides and are coaxially arranged; the arrangement of the expansion piece facilitates the arrangement of the second fixing through hole and the production.

In the fixing device for the speed change controller with the simple structure, the lower fixing plate is L-shaped, and a third fixing through hole for passing through the second locking piece is formed in the vertical surface of the lower fixing plate; the horizontal surface of the lower fixing plate is provided with a plurality of mounting through holes for fixing the variable speed controller.

In the fixing device for the shift controller with a simple structure, the second fixing through hole and the third fixing through hole are both threaded holes; the second locking member is a bolt.

In the fixing device for the speed change controller with the simple structure, the clamping piece is vertically arranged on the end surface, far away from the clamp ring main body, of the lower fixing plate; and a clamping groove matched with the clamping piece is arranged on the upper fixing plate and far away from the end part of the clamping ring main body.

In the fixing device for a shift controller with a simple structure, the material of the clamp ring main body is aluminum.

Compared with the prior art, the utility model discloses improved current variable speed controller and installed and use fixing device, through be provided with down the retaining member at the opening part of clamp ring, be provided with the last retaining member that is located lower retaining member top on the side of clamp ring main part, and lower retaining member is connected with the bottom plate of variable speed controller, go up the retaining member and be connected with the top plate of variable speed controller, thereby make go up the retaining member, can form a "Contraband" shape fixed space in the side of clamp ring main part between lower retaining member and top plate and the bottom plate, thereby make variable speed controller unit can be stable fix between last retaining member, lower retaining member, top plate and bottom plate, overall structure is simpler; the cooperation simultaneously will be down the retaining member setting at the opening part of clamp ring main part, and the bottom plate links together with lower retaining member for the bottom plate that the retaining member can enough be used for fixed variable speed controller down can also be used for installing whole clamp ring on the bicycle handlebar, adopts the bolted connection mode more than three for clamp ring structure in the past, and is whole simpler, and it is more convenient to install. In addition, the utility model discloses still through setting up extension piece, utilize extension piece not only can increase the area of contact between with the variable speed controller to improve overall structure's stability, and extension piece is equivalent to a part of clamp ring main part, can adopt the mode of extrusion moulding when producing, has reduced manufacturing cost; the first fixing through hole and the first locking piece are respectively arranged into a threaded hole and a bolt, so that the installation is facilitated; the groove is formed in the top surface of the extension part, so that the first locking part can be hidden in the extension part by the groove, the phenomenon that the first locking part obstructs the operation of the speed change controller or the manual adjustment of the speed change controller when the speed change controller is installed on a bicycle by the clamping ring and used is avoided, and the use is facilitated; the upper fixing plate is arranged in the groove, and the upper fixing plate and the lower fixing plate are matched with each other, so that the variable speed controller can be fixed from the upper end face and the lower end face, and the stability of the structure is ensured; the lower fixing plate is arranged and matched with the extension piece, so that the contact area between the whole clamping ring structure and the variable speed controller can be increased, and the first locking piece and the second locking piece are matched, so that the stability of the whole structure can be ensured; the expansion piece is arranged at the opening of the clamp ring main body, so that the second locking piece can be conveniently installed by the expansion piece; the clamping groove is formed in the upper fixing plate, the clamping piece is arranged on the lower fixing plate, and the clamping groove and the clamping piece are matched with each other, so that an annular closed installation space can be formed among the upper fixing plate, the lower fixing plate and the clamping ring main body, the installation position of the variable speed controller is further fixed, and the installation stability is further improved; through setting the clamp ring main part to the aluminium material, cooperate the simple mechanism of whole clamp ring for whole clamp ring structure can be processed out through aluminium extrusion moulding's mode, and manufacturing cost obtains reducing. Therefore, the utility model discloses not only overall structure is simple, still has simple to operate, structural stability is high, convenient to use and low in manufacturing cost's advantage.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the present invention with the transmission controller installed;

fig. 3 is a front view of the present invention;

fig. 4 is a side view of the present invention;

FIG. 5 is a schematic view of the internal structure of the clamp ring body.

The labels in the figures are: 1-clamp ring body, 2-extension piece, 3-first fixing through hole, 4-first locking piece, 5-groove, 6-lower fixing plate, 7-second locking piece, 8-second fixing through hole, 9-extension piece, 10-third fixing through hole, 11-installation through hole and 12-upper fixing plate.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Examples are given. The fixing device for the speed change controller with simple structure is composed of a clamp ring main body 1 connected with an upper fixing plate 12 and a lower fixing plate 6 of the speed change controller, wherein a lower locking piece connected with the lower fixing plate 6 is arranged at an opening of the clamp ring main body 1, and an upper locking piece positioned on the side surface of the clamp ring main body 1 is arranged above the lower locking piece; the upper locking member is connected to the upper fixing plate 12.

The upper clamping piece comprises an extension piece 2 arranged on the side surface of the clamp ring main body 1, and a first fixing through hole 3 is formed in the extension piece 2; a first locking piece 4 is arranged in the first fixing through hole 3; the first fixing through hole 3 is a threaded hole, and the first locking piece 4 is a bolt; the top surface of the extension piece 2 is provided with a groove 5 for positioning the mounting position of the upper fixing plate 12, and the first fixing through hole 3 is arranged in the groove 5; the lower locking piece comprises a second locking piece 7 arranged at the opening of the clamp ring main body 1; two second fixing through holes 8 for passing through a second locking piece 7 are formed in the opening of the clamp ring main body 1; two symmetrically distributed expansion pieces 9 are arranged at the opening of the clamp ring main body 1; the two second fixing through holes 8 are respectively arranged on the expansion pieces 9 on the corresponding sides, and the two second fixing through holes 8 are coaxially arranged; the lower fixing plate 6 is L-shaped, and a third fixing through hole 10 for passing through the second locking piece 7 is formed in the vertical surface of the lower fixing plate 6; a plurality of mounting through holes 11 for fixing the variable speed controller are arranged on the horizontal plane of the lower fixing plate 6; the second fixing through hole 8 and the third fixing through hole 10 are both threaded holes; the second locking piece 7 is a bolt; a clamping piece is vertically arranged on the end surface of the lower fixing plate 6 far away from the clamping ring main body 1; a clamping groove matched with the clamping piece is arranged at the end part, far away from the clamping ring main body 1, of the upper fixing plate 12; the material of clamp ring main part 1 is aluminium.

The working principle is as follows: in assembling, the clamp ring body 1 is firstly installed on the handlebar of the bicycle through the opening on the clamp ring body 1, then the third fixing through-holes 10 on the lower fixing plate 6 are aligned with the second fixing through-holes 8 on the extensions 9, and then the second locking member 7 is inserted from the second fixing through-holes 8 on the extensions 9 far from the lower fixing plate 6 and passes through the two extensions 9 and the third fixing through-holes 10 on the lower fixing plate 6 in sequence, so that the lower fixing plate 6 can be stably connected with the clamp ring body 1; then the upper fixing plate 12 is placed in the recess 5 and the upper fixing plate 12 is fixed to the extension 2 by means of the first locking member 4 (at this time without completely tightening the first locking member 4); place variable speed controller on bottom plate 6 at last, and mutually support through installation through-hole 11 on bolt etc. and the bottom plate 6, fix variable speed controller's position, rotate upper fixed plate 12 next, make being located variable speed controller of upper fixed plate directly over, and make in fastener can the clamp groove on the tight upper fixed plate 12 of fastener on the bottom plate 6, then screw up first retaining member 4, if for increasing stability, can also pass through other bolts, increase the tie point between upper fixed plate 12 and the variable speed controller.

Claims

1. Simple structure's fixing device for variable speed controller, including clamp ring main part (1) of being connected with variable speed controller's top board (12) and bottom plate (6), its characterized in that: a lower locking piece connected with the lower fixing plate (6) is arranged at the opening of the clamp ring main body (1), and an upper locking piece positioned on the side surface of the clamp ring main body (1) is arranged above the lower locking piece; the upper fastening piece is connected with the upper fixing plate (12).

2. The simple-structured fixing device for a shift controller according to claim 1, characterized in that: the upper clamping piece comprises an extension piece (2) arranged on the side surface of the clamping ring main body (1), and a first fixing through hole (3) is formed in the extension piece (2); a first locking piece (4) is arranged in the first fixing through hole (3).

3. The simple-structured fixing device for a shift controller according to claim 2, characterized in that: the first fixing through hole (3) is a threaded hole, and the first locking piece (4) is a bolt.

4. The simple-structured fixing device for a shift controller according to claim 2, characterized in that: the top surface of the extension piece (2) is provided with a groove (5) for positioning the mounting position of the upper fixing plate (12), and the first fixing through hole (3) is arranged in the groove (5).

5. The simple-structured fixing device for a shift controller according to claim 1, characterized in that: the lower locking piece comprises a second locking piece (7) arranged at the opening of the clamp ring main body (1); the opening of the clamp ring main body (1) is provided with two second fixing through holes (8) used for passing through the second locking piece (7).

6. The simple-structured fixing device for a shift controller according to claim 5, characterized in that: two expansion pieces (9) which are symmetrically distributed are arranged at the opening of the clamp ring main body (1); the two second fixing through holes (8) are respectively arranged on the expansion pieces (9) on the corresponding sides, and the two second fixing through holes (8) are coaxially arranged.

7. The simple-structured fixing device for a shift controller according to claim 5, characterized in that: the lower fixing plate (6) is L-shaped, and a third fixing through hole (10) for passing through the second locking piece (7) is formed in the vertical surface of the lower fixing plate (6); a plurality of mounting through holes (11) for fixing the variable speed controller are arranged on the horizontal plane of the lower fixing plate (6).

8. The simply constructed fixing device for a shift controller according to claim 7, characterized in that: the second fixing through hole (8) and the third fixing through hole (10) are both threaded holes; the second locking piece (7) is a bolt.

9. The simple-structured fixing device for a shift controller according to claim 1, characterized in that: a clamping piece is vertically arranged on the end surface of the lower fixing plate (6) far away from the clamping ring main body (1); the end part of the upper fixing plate (12) far away from the clamp ring main body (1) is provided with a clamping groove matched with the clamping piece.

10. The simple-structured fixing device for a shift controller according to any one of claims 1 to 9, characterized in that: the clamping ring main body (1) is made of aluminum.